Home / 1,528,501.41-2,292,803.15-687,055.59

Finding the Fourth Proportional to 1,528,501.41, 2,292,803.15 and 687,055.59

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Solution

The fourth proportional to 1,528,501.41, 2,292,803.15 and 687,055.59 is: 1,030,606.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,501.41 : 2,292,803.15 = 687,055.59 : x
  2. Step 2: Convert to fraction form
    1,528,501.41/2,292,803.15 = 687,055.59/x
  3. Step 3: Cross multiply
    1,528,501.41x = 2,292,803.15 × 687,055.59
  4. Step 4: Simplify right side
    1,528,501.41x = 1,575,283,217,541.83
  5. Step 5: Solve for x
    x = 1,575,283,217,541.83/1,528,501.41
  6. Step 6: Final answer
    x = 1,030,606.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.